yacas: yacas (easy to use, general purpose Computer Algebra System)yacas:yacas: Yacas is an easy to use, general purpose Computer Algebra System, ayacas: program for symbolic manipulation of mathematical expressions. yacas: It uses its own programming language designed for symbolic as well asyacas: arbitrary-precision numerical computations. yacas:yacas: License: GPLyacas: Authors: Ayal Pinkus yacas: Website: http://yacas.sourceforge.net After testing this package please stop back here and let us know how it works for you.